dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position

fainting

headache

hostility

irritability

lethargy

muscle twitching

nausea

seizures

shakiness in the legs, arms, hands, or feet

slow or irregular heartbeat

stupor

sweating

trembling or shaking of the hands or feet

unusual tiredness or weakness

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

Difficulty having a bowel movement (stool)

Less common

Dry mouth

stomach pain

Rare

Lack or loss of strength

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.